When you arrive you check in and they give you your room key.
As for kitchens most hostels should have one but it is by no means a given-if its a concern then ask before you book.
Basically yeah, hostels are like hotels but with more people in your room and a common area.
I have been to: Canada, USA, Iceland, Britain, France, the Netherlands, Belgium, Spain, Poland, Germany, Sardinia, Switzerland, China, Argentina, Brazil, Chile, Uruguay and Morocco.
Do to list: [color=blue][color=black] Australia, New Zealand, Austria India and Bolivia.
[color=blue][i][font=Verdana][color=black]"I'm just another stranger lookin' for the promised land"